Synopsis

The firehouse is summoned to a scene of devastation: a tanker's collision with a commuter train, followed by the train's impact against a warehouse, unleashing a blaze that pushes everyone present to their breaking points as lives hang precariously. Faced with a pivotal choice – his future with the firehouse – Boden must make decisions that will irrevocably alter the course of his life. Severide gains further insight into Katie, the woman he encountered with his father. Elsewhere, Shay and Dawso